Interpret the given picture and explain any one strategy to control it from becoming an ecological disaster.

The picture depicts industrial pollution causing environmental degradation, with emissions from factories contributing to air and water pollution. Strategy: Adopting Cleaner Technology: Industries should implement eco-friendly technologies and renewable energy sources to minimize pollution.
Strict Regulations: Governments must enforce stricter pollution control laws and incentivize compliance.
Public Awareness: Raising awareness about environmental conservation can encourage industries and individuals to adopt sustainable practices.
Read the following text carefully from ‘The Economic Times’ dated 8th June, 2023: “The Reserve Bank of India’s (RBI’s) rate-setting panel unanimously decided to keep the benchmark lending rate unchanged at 6.5%. The committee voted to remain focused on the withdrawal of accommodating monetary policy.” On the basis of the given text and common understanding, answer the following questions: Identify and discuss the economic issue indicated in the above text.
For a hypothetical economy, assume the government increased infrastructural investment by ₹10,000 crore. 80% of additional income is consumed in the economy. Estimate the increase in income and the corresponding increase in consumption expenditure in the economy.
Draw a rough sketch for the curve $y = 2 + |x + 1|$. Using integration, find the area of the region bounded by the curve $y = 2 + |x + 1|$, $x = -4$, $x = 3$, and $y = 0$.
Study the given molecular structure of double-stranded polynucleotide chain of DNA and answer the questions that follow. 
(a) How many phosphodiester bonds are present in the given double-stranded polynucleotide chain?
(b) How many base pairs are there in each helical turn of double helix structure of DNA? Also write the distance between a base pair in a helix.
(c) In addition to H-bonds, what confers additional stability to the helical structure of DNA?