New publications this month:
INTERGOVERNMENTAL PANEL ON CLIMATE CHANGE (IPCC)
Sixth Assessment Report of the Intergovernmental Panel on Climate Change: Climate Change 2021 - The Physical Science Basis - Summary for Policymakers
The assessment presents the key findings from the Working Group I contributions to the IPCCs Sixth Assessment report (AR6). The headline statement from the assessment is that there is unequivocal evidence that human influence has warmed global environments and no region has escaped the impacts of weather and climate extremes.
The report concludes that greenhouse gas emissions from human activities are responsible for approximately 1.1°C of warming since 1850-1900. The report also finds that averaged over the next 20 years, global temperature is expected to reach or exceed 1.5°C of warming.
Many climate system changes will increase directly due to increased warming, including the frequency and intensity of hydrometeorological extremes. With the accumulation of CO2 in the atmosphere marine and terrestrial carbon sinks will become less effective.
Increasing temperatures will also impact numerous systems in different regions, including water cycle intensification, changing rainfall patterns, continued sea level rise and permafrost thaw, increased ocean acidification, marine heatwaves and reduced water oxygen levels. Additionally, the report projects amplification of risk in cities from heat stress, precipitation events and sea level rise.
The Sixth Assessment Report provides a more detailed regional assessment of climate change, including information to inform risk assessment, adaptation, and other decision-making, and a new framework that helps translate physical changes in the climate into what they mean for society and ecosystems.
Mitigation and Scenarios
The report states that sustained and strong reductions from CO2 emissions and other greenhouse gases would limit climate change. CO2 concentrations currently stand at an annual average of 410ppm. While some changes have a long feedback period, such as continued sea level rise, improvements in air quality would arise relatively quickly and a stabilisation of temperature could take around 20-30 years.
In addition to strong emission reductions of CO2, rapid and sustained methane (CH4) emission reductions are required to improve air quality and limit warming effect.
Scenarios with low or very low greenhouse gas emissions (SSP1-1.9 and SSP1- 2.6) would lead within years to discernible effects on greenhouse gas and aerosol concentrations and air quality, relative to high and very high GHG emissions scenarios (SSP3-7.0 or SSP5-8.5). Under these contrasting scenarios, discernible differences in trends of global surface temperature would begin to emerge from natural variability within around 20 years, and over longer time periods for many other climatic impact-drivers.
ENVIRONMENT AGENCY
Water abstraction plan 2017: Integrating abstraction and impounding with the environmental permitting regime
This document has been updated to reflect that a consultation will be undertaken on integrating the abstraction and impounding regime with the environmental permitting regime in September 2021. This change is not expected to take place before 2023.
Get an opinion from the definition of waste service
The definition of waste service has reopened. This provides the Environment Agency’s opinion on whether material is a by-product or meets end of waste status. A fee is charged.
Get advice before you apply for an environmental permit
Information is provided on the Environment Agency’s pre-application advice services for prospective environmental permit applicants.
MCERTS personnel competency standard: manual stack emissions monitoring
Mandatory standards for persons undertaking manual stack emissions monitoring are set out under the MCERTS scheme.
Waste incinerator plant: apply for R1 status
A section on the mandatory five-yearly reassessment of boiler efficiency has been added.
Groundwater activity exclusions from environmental permits: Discharge onto ground of public water supply auto analyser waters
This guidance has been updated to add an exclusion for the discharge of public water supply auto analyser waters to groundwater. A permit is not required where the associated conditions set are met.
Regulatory Position Statements (RPSs)
The following RPS was updated during August 2021:
DEPARTMENT FOR ENVIRONMENT, FOOD AND RURAL AFFAIRS (DEFRA)
Classifying portable and industrial batteries
Guidance is provided on the definition of different types of batteries under the Batteries and Accumulators (Placing on the Market) Regulations 2008 and Waste Batteries and Accumulators Regulations 2009.
Waste collection services: guidance for local authorities (England only)
Guidance is provided on the prioritisation of waste collection services when an unexpected pressure arises on resources.
DEFRA, ENVIRONMENT AGENCY AND NATURAL RESOURCES WALES
Check if your material is waste
Guidance has been published on how to determine whether materials are waste, by-products, or qualify under end-of-waste criteria. This outlines the conditions (tests) that must be met for each classification. This will affect how the material must be managed.
Decide if a material is waste or not: general guide (updated version of part 2 of original full document)
This updated section of the previous definition of waste document reflects changes as a result of the 2018 Waste Framework Directive.
Definition of waste: 2018 Waste Framework Directive amendments
Guidance is provided on the updated definitions of ‘waste’, ‘by-products’ and ‘end of waste’ now applied.
DEFRA AND ENVIRONMENT AGENCY
River modelling: technical standards and assessment
Standards have been provided on the construction and review of hydraulic models for flood risk management decisions.
DEFRA AND FORESTRY COMMISSION
Maintain new trees after restocking
Guidance is provided how land managers should look after newly planted trees after restocking due to damage by pests or disease.
Fell diseased trees
Guidance is provided on felling diseased trees to slow the spread of pests and diseases and protect other trees.
Kill diseased trees by using chemicals
Guidance is provided on killing diseased trees.
Improve infrastructure for managing woodlands
Guidance is provided on improving permanent access and infrastructure at woodlands.
Replace trees after felling due to pests and diseases
Guidance is provided on restocking trees where removals have needed to be undertaken because of pests or disease.
DEPARTMENT FOR BUSINESS, ENERGY AND INDUSTRIAL STRATEGY (BEIS)
Opt out of the UK ETS if your installation is an ultra-small emitter
Organisations emitting less than 2,500 tonnes of carbon dioxide equivalent (CO2eq) annually may opt-out from the UK ETS. Guidance is provided for ultra-small emitters.
COAL AUTHORITY
Get a permit to deal with coal or coal mines
Guidance is provided on how permission may be obtained to enter, disturb or change coal mines or coal.
HM REVENUE AND CUSTOMS
Further information for businesses
Guidance on ‘finished packaging components’ has been extended to assist businesses.
MARITIME AND COASTGUARD AGENCY
Contingency planning for marine pollution preparedness and response: guidelines for ports
This document has been updated.
WELSH GOVERNMENT
Flood and coastal erosion risk management: adapting to climate change
Advice is provided on how flood and coastal risk management projects and strategies must consider climate change impacts.
DEPARTMENT OF AGRICULTURE, ENVIRONMENT AND RURAL AFFAIRS (DAERA)
Noise and Vibration Management Guidance for PPC installations
Updated guidance has been provided on the management of noise and vibration at permitted installations.
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